The department said it's working to confirm whether an apparent grenade discovered in Santa Monica on Thursday night caused ...

This development follows a continuing investigation into an apartment building in Santa Monica, where several devices ...

Jasmine Viel reports from Marina del Rey, where investigators served a search warrant on Monday morning in connection with ...

Law enforcement sources told NBC Los Angeles last week that the three deputies were thrown a significant distance from the blast.

Three veteran Los Angeles County Sheriff’s Department members assigned to the agency’s arson and explosives detail were ...

The department said it appears the detectives were moving explosives on a cart in the training center's parking lot when the ...

Officers spent hours searching a Santa Monica apartment building where the device that exploded and killed three deputies may ...

With profound sadness and heavy hearts, the Los Angeles County Sheriff’s Department has announced the passing of three ...

At least three deputies were killed after an explosion was reported early Friday at an LA County Sheriff's Department ...

Los Angeles County Sheriff Robert Luna is addressing the public after three deputies died in an explosion at an East L.A. training center Friday morning. The explosion of undetonated ordnance ...

Three sheriff's deputies were killed and another hospitalized following an explosion at a training facility in East Los ...

The mass casualty incident is the department's deadliest day since 1857 and has led to an outpouring of grief from law enforcement officials across the nation ...